Lamp



FIG. 1 is a top perspective view of a lamp, showing my new design;

FIG. 2 is a bottom perspective view thereof;

FIG. 3 is a side view thereof, an opposite side view being a mirror image thereof;

FIG. 4 is another side view thereof, an opposite side view being a mirror image thereof; and,

FIG. 5 is a top view thereof. 

CLAIM I claim, the ornamental design for a lamp, as shown and described. 